Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba52a4ef99525b6345159c0598eb383259800472781320ca9bbda112d4216b4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^